package com.mmall.controller.backend;

import com.google.common.collect.Maps;
import com.mmall.common.Const;
import com.mmall.common.ResponseCode;
import com.mmall.common.ServerResponse;
import com.mmall.pojo.Product;
import com.mmall.pojo.User;
import com.mmall.service.IFileService;
import com.mmall.service.IProductService;
import com.mmall.service.IUserService;
import com.mmall.util.PropertiesUtil;
import org.apache.commons.lang3.StringUtils;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.ResponseBody;
import org.springframework.web.multipart.MultipartFile;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;
import java.util.Map;

/**
 * Created by geely
 */

@Controller
@RequestMapping("/manage/product")
public class ProductManageController {

  @Autowired
  private IUserService iUserService;
  @Autowired
  private IProductService iProductService;
  @Autowired
  private IFileService iFileService;

  @RequestMapping("save.do")
  @ResponseBody
  public ServerResponse productSave(HttpSession session, Product product) {
    User user = (User) session.getAttribute(Const.CURRENT_USER);
    if (user == null) {
      return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录管理员");

    }
    if (iUserService.checkAdminRole(user).isSuccess()) {
      //填充我们增加产品的业务逻辑
      return iProductService.saveOrUpdateProduct(product);
    } else {
      return ServerResponse.createByErrorMessage("无权限操作");
    }
  }

  @RequestMapping("set_sale_status.do")
  @ResponseBody
  public ServerResponse setSaleStatus(HttpSession session, Integer productId, Integer status) {
    User user = (User) session.getAttribute(Const.CURRENT_USER);
    if (user == null) {
      return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录管理员");

    }
    if (iUserService.checkAdminRole(user).isSuccess()) {
      return iProductService.setSaleStatus(productId, status);
    } else {
      return ServerResponse.createByErrorMessage("无权限操作");
    }
  }

  @RequestMapping("detail.do")
  @ResponseBody
  public ServerResponse getDetail(HttpSession session, Integer productId) {
    User user = (User) session.getAttribute(Const.CURRENT_USER);
    if (user == null) {
      return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录管理员");

    }
    if (iUserService.checkAdminRole(user).isSuccess()) {
      //填充业务
      return iProductService.manageProductDetail(productId);

    } else {
      return ServerResponse.createByErrorMessage("无权限操作");
    }
  }

  @RequestMapping("list.do")
  @ResponseBody
  public ServerResponse getList(HttpSession session, @RequestParam(value = "pageNum", defaultValue = "1") int pageNum, @RequestParam(value = "pageSize", defaultValue = "10") int pageSize) {
    User user = (User) session.getAttribute(Const.CURRENT_USER);
    if (user == null) {
      return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录管理员");

    }
    if (iUserService.checkAdminRole(user).isSuccess()) {
      //填充业务
      return iProductService.getProductList(pageNum, pageSize);
    } else {
      return ServerResponse.createByErrorMessage("无权限操作");
    }
  }

  @RequestMapping("search.do")
  @ResponseBody
  public ServerResponse productSearch(HttpSession session, String productName, Integer productId, @RequestParam(value = "pageNum", defaultValue = "1") int pageNum, @RequestParam(value = "pageSize", defaultValue = "10") int pageSize) {
    User user = (User) session.getAttribute(Const.CURRENT_USER);
    if (user == null) {
      return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录管理员");

    }
    if (iUserService.checkAdminRole(user).isSuccess()) {
      //填充业务
      return iProductService.searchProduct(productName, productId, pageNum, pageSize);
    } else {
      return ServerResponse.createByErrorMessage("无权限操作");
    }
  }

  @RequestMapping("upload.do")
  @ResponseBody
  public ServerResponse upload(HttpSession session, @RequestParam(value = "upload_file", required = false) MultipartFile file, HttpServletRequest request) {
    User user = (User) session.getAttribute(Const.CURRENT_USER);
    if (user == null) {
      return ServerResponse.createByErrorCodeMessage(ResponseCode.NEED_LOGIN.getCode(), "用户未登录,请登录管理员");
    }
    if (iUserService.checkAdminRole(user).isSuccess()) {
      String path = request.getSession().getServletContext().getRealPath("upload");
      String targetFileName = iFileService.upload(file, path);
      String url = PropertiesUtil.getProperty("ftp.server.http.prefix") + targetFileName;

      Map fileMap = Maps.newHashMap();
      fileMap.put("uri", targetFileName);
      fileMap.put("url", url);
      return ServerResponse.createBySuccess(fileMap);
    } else {
      return ServerResponse.createByErrorMessage("无权限操作");
    }
  }


  @RequestMapping("richtext_img_upload.do")
  @ResponseBody
  public Map richtextImgUpload(HttpSession session, @RequestParam(value = "upload_file", required = false) MultipartFile file, HttpServletRequest request, HttpServletResponse response) {
    Map resultMap = Maps.newHashMap();
    User user = (User) session.getAttribute(Const.CURRENT_USER);
    if (user == null) {
      resultMap.put("success", false);
      resultMap.put("msg", "请登录管理员");
      return resultMap;
    }
    //富文本中对于返回值有自己的要求,我们使用是simditor所以按照simditor的要求进行返回
//        {
//            "success": true/false,
//                "msg": "error message", # optional
//            "file_path": "[real file path]"
//        }
    if (iUserService.checkAdminRole(user).isSuccess()) {
      String path = request.getSession().getServletContext().getRealPath("upload");
      String targetFileName = iFileService.upload(file, path);
      if (StringUtils.isBlank(targetFileName)) {
        resultMap.put("success", false);
        resultMap.put("msg", "上传失败");
        return resultMap;
      }
      String url = PropertiesUtil.getProperty("ftp.server.http.prefix") + targetFileName;
      resultMap.put("success", true);
      resultMap.put("msg", "上传成功");
      resultMap.put("file_path", url);
      response.addHeader("Access-Control-Allow-Headers", "X-File-Name");
      return resultMap;
    } else {
      resultMap.put("success", false);
      resultMap.put("msg", "无权限操作");
      return resultMap;
    }
  }


}
